The Exiled Scion

You may pay any number of mana to cast The
Exiled Scion.
The Exiled Scion enters the battlefield with X
+1/+1 counters on it where X is the number of
mana spent to cast her.
Whenever The Exiled Scion leaves the battlefield
you may put any counters from The Exiled Scion
split among target creatures you control.